TY - BOOK AU - Kahn, Peter B AU - Zarmi, Yair TI - nonlinear Dynamics: exploration through normal forms SN - 0471176826 AV - QA845 .K341998 PY - 1998/// CY - United states of America PB - John Wiley interscience publication KW - Dynamics KW - Nonlinear theories KW - Normal forms N1 - it include index ER -